Finding the Fourth Proportional to 4,825,803.89, 7,238,699.71 and 1,231,570.91

Step by Step Solution

1. Step 1: Write the proportion equation
   4,825,803.89 : 7,238,699.71 = 1,231,570.91 : x
2. Step 2: Convert to fraction form
   4,825,803.89/7,238,699.71 = 1,231,570.91/x
3. Step 3: Cross multiply
   4,825,803.89x = 7,238,699.71 × 1,231,570.91
4. Step 4: Simplify right side
   4,825,803.89x = 8,914,971,989,061.44
5. Step 5: Solve for x
   x = 8,914,971,989,061.44/4,825,803.89
6. Step 6: Final answer
   x = 1,847,354.80